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Open circle — Edexcel GCSE Mathematics Definition | GradeGen

Home
Mathematics
Key terms
Open circle

GCSE Mathematics · key term

Open circle

Definition

A circle that shows an endpoint is excluded from a solution set.

Used by Edexcel

How each exam board covers it

Edexcel GCSE Mathematics · 1MA1

Specification A22 · Paper 1, Paper 2, Paper 3

Revise: Linear Inequalities and Solution Notation

Edexcel Mathematics past papers

Exam tips

1
On a number line, use an open circle for $<$ or $>$ and a filled circle for $\leq$ or $\geq$ .

Related key terms

Filled circle
Inequality
Intersection
Linear inequality
Set notation

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